208962540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1160903}}^1$

素因数の和:1160918

約数の個数: 36

約数和(自身を含む): 633853584

約数和(自身を除く): 424891044

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1160903, 2321806, 3482709, 4643612, 5804515, 6965418, 10448127, 11609030, 13930836, 17413545, 20896254, 23218060, 34827090, 41792508, 52240635, 69654180, 104481270, 208962540]

約数ペア:

[(1, 208962540), (2, 104481270), (3, 69654180), (4, 52240635), (5, 41792508), (6, 34827090), (9, 23218060), (10, 20896254), (12, 17413545), (15, 13930836), (18, 11609030), (20, 10448127), (30, 6965418), (36, 5804515), (45, 4643612), (60, 3482709), (90, 2321806), (180, 1160903)]